St. William of Rochester was a 12th-century English saint known for his piety and dedication to God. He was born in Rochester, England, and became a hermit, living a life of solitude and prayer. His life was marked by acts of charity and compassion towards the poor and needy in his community. William was murdered in 1201, and his death led to his veneration as a martyr. His shrine in Rochester Cathedral became a site of pilgrimage, attracting many who sought his intercession. He was canonized by the Catholic Church, and his feast day is celebrated on March 24.